/* *
 *
 *  (c) 2010-2017 Sebastian Bochan
 *
 *  License: www.highcharts.com/license
 *
 *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
 *
 * */
"use strict";
import H from "../parts/Globals.js";
import U from "../parts/Utilities.js";
var correctFloat = U.correctFloat;
import "../parts/Options.js";
import derivedSeriesMixin from "../mixins/derived-series.js";
var seriesType = H.seriesType,
  merge = H.merge;
/**
 * The pareto series type.
 *
 * @private
 * @class
 * @name Highcharts.seriesTypes.pareto
 *
 * @augments Highcharts.Series
 */
seriesType(
  "pareto",
  "line",
  /**
   * A pareto diagram is a type of chart that contains both bars and a line
   * graph, where individual values are represented in descending order by
   * bars, and the cumulative total is represented by the line.
   *
   * @sample {highcharts} highcharts/demo/pareto/
   *         Pareto diagram
   *
   * @extends      plotOptions.line
   * @since        6.0.0
   * @product      highcharts
   * @excluding    allAreas, boostThreshold, borderColor, borderRadius,
   *               borderWidth, crisp, colorAxis, depth, data, dragDrop,
   *               edgeColor, edgeWidth, findNearestPointBy, gapSize, gapUnit,
   *               grouping, groupPadding, groupZPadding, maxPointWidth, keys,
   *               negativeColor, pointInterval, pointIntervalUnit,
   *               pointPadding, pointPlacement, pointRange, pointStart,
   *               pointWidth, shadow, step, softThreshold, stacking,
   *               threshold, zoneAxis, zones
   * @requires     modules/pareto
   * @optionparent plotOptions.pareto
   */
  {
    /**
     * Higher zIndex than column series to draw line above shapes.
     */
    zIndex: 3,
  },
  /* eslint-disable no-invalid-this, valid-jsdoc */
  merge(derivedSeriesMixin, {
    /**
     * Calculate sum and return percent points.
     *
     * @private
     * @function Highcharts.Series#setDerivedData
     * @requires modules/pareto
     */
    setDerivedData: function () {
      var xValues = this.baseSeries.xData,
        yValues = this.baseSeries.yData,
        sum = this.sumPointsPercents(yValues, xValues, null, true);
      this.setData(this.sumPointsPercents(yValues, xValues, sum, false), false);
    },
    /**
     * Calculate y sum and each percent point.
     *
     * @private
     * @function Highcharts.Series#sumPointsPercents
     *
     * @param {Array<number>} yValues
     * Y values
     *
     * @param {Array<number>} xValues
     * X values
     *
     * @param {number} sum
     * Sum of all y values
     *
     * @param {boolean} [isSum]
     * Declares if calculate sum of all points
     *
     * @return {number|Array<number,number>}
     * Returns sum of points or array of points [x,sum]
     *
     * @requires modules/pareto
     */
    sumPointsPercents: function (yValues, xValues, sum, isSum) {
      var sumY = 0,
        sumPercent = 0,
        percentPoints = [],
        percentPoint;
      yValues.forEach(function (point, i) {
        if (point !== null) {
          if (isSum) {
            sumY += point;
          } else {
            percentPoint = (point / sum) * 100;
            percentPoints.push([
              xValues[i],
              correctFloat(sumPercent + percentPoint),
            ]);
            sumPercent += percentPoint;
          }
        }
      });
      return isSum ? sumY : percentPoints;
    },
  })
  /* eslint-enable no-invalid-this, valid-jsdoc */
);
/**
 * A `pareto` series. If the [type](#series.pareto.type) option is not
 * specified, it is inherited from [chart.type](#chart.type).
 *
 * @extends   series,plotOptions.pareto
 * @since     6.0.0
 * @product   highcharts
 * @excluding data, dataParser, dataURL
 * @requires  modules/pareto
 * @apioption series.pareto
 */
/**
 * An integer identifying the index to use for the base series, or a string
 * representing the id of the series.
 *
 * @type      {number|string}
 * @default   undefined
 * @apioption series.pareto.baseSeries
 */
/**
 * An array of data points for the series. For the `pareto` series type,
 * points are calculated dynamically.
 *
 * @type      {Array<Array<number|string>|*>}
 * @extends   series.column.data
 * @since     6.0.0
 * @product   highcharts
 * @apioption series.pareto.data
 */
(""); // adds the doclets above to the transpiled file
